Pelvic Inflammatory Disease – PID Causes, Symptoms, Diagnosis, Herbal remedies and Ayurvedic Treatment Introduction Herbal Remedies It is most common and serious inflammatory disease in female reproductive tract which is usually caused by sexually transmitted infections (STI). This term is used to describe an infection in lower female reproductive tract that spreads upward to the upper female reproductive system. Lower female reproductive system consists of vagina, cervix and upper female reproductive system consists of uterus, fallopian tubes or uterine tubes